Home / 48,378,182,430.30-72,567,273,645.45-13,481,640,606.30

Finding the Fourth Proportional to 48,378,182,430.30, 72,567,273,645.45 and 13,481,640,606.30

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Solution

The fourth proportional to 48,378,182,430.30, 72,567,273,645.45 and 13,481,640,606.30 is: 20,222,460,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,378,182,430.30 : 72,567,273,645.45 = 13,481,640,606.30 : x
  2. Step 2: Convert to fraction form
    48,378,182,430.30/72,567,273,645.45 = 13,481,640,606.30/x
  3. Step 3: Cross multiply
    48,378,182,430.30x = 72,567,273,645.45 × 13,481,640,606.30
  4. Step 4: Simplify right side
    48,378,182,430.30x = 978,325,903,066,982,514,688
  5. Step 5: Solve for x
    x = 978,325,903,066,982,514,688/48,378,182,430.30
  6. Step 6: Final answer
    x = 20,222,460,909.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.